At Camp Whatsitooya, twins Joules and Kevin and new friend Nelson face off against large, rabbit-like creatures from the Mallow Galaxy who thrive on sugar, but are not above hypnotizing and eating human campers.

"Sixteen-year-old Tandy Angel moves to Paris for a fresh start with her siblings and to be reunited with James, her lost love, but her detective work soon uncovers long-buried family secrets that threaten to destroy her life"--

Being consummate fans of the Simon Snow series helped Cath and her twin sister, Wren, cope as little girls whose mother left them, but now, as they start college but not as roommates, Cath fears she is unready to live without Wren holding her hand--and without her passion for Snow.

When Alfie McQuinn, the notorious jewel thief, is killed on a job, his last words to his son, March, are to "find jewels" and this instruction leads the boy to Jules, the twin sister he never knew he had--and the perfect partner to carry on the family business.

Twelve-year-old Cameron discovers a magical hotel through which, with the help of new friend Nico, he hopes to find his long-lost father and help for his twin sister Cass's spina bifida.--

Tandy Angel is, along with her brothers, a suspect in their parents' murder but having grown up under Malcolm and Maud Angel's perfectionist demands, Tandy decides she must clear the family name no matter what.

"As the exiled Queen of Faerie, Jude must travel back to Elfhame to help her twin sister, Taryn, and uncover how to break a dark curse threatening the whole Faerie world"--

Through the mysterious powers of a cherished book of stories, twins Alex and Connor leave their world behind and find themselves in a foreign land full of wonder and magic where they come face-to-face with the fairy tale characters they grew up reading about. But after a series of encounters with witches, wolves, goblins, and trolls alike, getting back home is going to be harder than they thought.

When magic and other potentially magical beings, such as twins, are outlawed in Kaloon, royal twin sisters Flissa and Sara pretend to be one princess until dark magic puts their mother's life in danger.

Assuming her twin's identity, Frey works to destroy her father. When a rebel uprising strands her in Pas, and the city comes under attack, Frey must step out of the shadows to find her missing sister and take action against her tyrant father.